speaking of the election, you guys, the vice-presidential debate is just three days away. both sides are busy getting ready. and republican candidate paul ryan says he expects joe biden to come at him like a cannonball. biden was like, there's going to be a pool there? i'm more of a belly flop guy. >> tonight jimmy welcomes christopher watkin and pete townsend. that is "late night with jimmy fallon." >>> all right. time now for entertainment news. one of hollywood's most enduring couples are calling it quits. danny devito and reea pearlman separated after 30 years of marriage. the two met in 1978. they have three children together, all in their 20s. there's no word yet on what caused the split. i was surprised by that. okay, katy perry went all out for her performance at president obama's l.a. fund-raiser sunday night. complete with a special manicure. there were photos of the president and the democrat donk donkey. >>> first justin bieber and now lady gaga. the singer got sick not once but four times on stage. she kept singing and dancing. reports say gaga has been battli